
*{
margin: 0;
padding: 0;
}
html{
    /* font-size:41.4px; */
}
.box{
    height: 20px;
    background-color:green;
}
.box{
    width:10rem;
}
.col-5{
    width: 5rem;
}
.col-2{
    width: 2rem;
}
.col-8{
    width: 8rem;
}

.col-4{
    width: 4rem;
}
.col-3{
    width: 3rem;
}
.row{
    display: flex;
    margin: 5px 0px;
}
.row .box:nth-child(even){
    background-color: pink;
}